Heraganahalli is a village in Krishnarajpet tehsil in district of Mandya, Karnataka, India. As per the data provided by Census of India in 2011, total population of Heraganahalli was 490 which includes 243 males and 247 females. Heraganahalli covers 419.06 ha area. Pincode of Heraganahalli is 571812.